- Ecology 5
- Philosophy, general 5
- Science, Humanities and Social Sciences, multidisciplinary 4
- Science, multidisciplinary 4
- Business Strategy/Leadership 3
- Corporate Governance 3
- Environment, general 3
- Automotive Engineering 2
- Business Ethics 2
- Business and Management, general 2
- Corporate Social Responsibility 2
- Freshwater & Marine Ecology 2
- Geochemistry 2
- Geology 2
- Geophysics/Geodesy 2
- History of Philosophy 2
- Mineral Resources 2
- Orthopedics 2
- Sedimentology 2
- Structural Geology 2